Update SubscriptionManager API as per API council.

bug: 17575308
Change-Id: Ib39a60e4f75981a466e9d606ec627756efad018d
diff --git a/Android.mk b/Android.mk
index 960bf26..9630e34 100644
--- a/Android.mk
+++ b/Android.mk
@@ -372,6 +372,7 @@
 	telephony/java/com/android/internal/telephony/ITelephony.aidl \
 	telephony/java/com/android/internal/telephony/ITelephonyRegistry.aidl \
 	telephony/java/com/android/internal/telephony/ISms.aidl \
+	telephony/java/com/android/internal/telephony/ISubscriptionListener.aidl \
 	telephony/java/com/android/internal/telephony/IWapPushManager.aidl \
 	telephony/java/com/android/internal/telephony/ISub.aidl \
 	telephony/java/com/android/internal/telephony/IMms.aidl \